Perhaps you should try some spelling variations:
te sach » toc sach
sach ky » sac ky, sach y, sach ty
cao hoi » cau hoi, co hoi, cao hoc
vu nham » vu kham, sua nham
vu cham » va cham, vu kham, tu cham
thuc ca » thuc cua, thuc can, thuc cao
dan dau » danh dau, doan dau, van dau
dau cua » dai cua, day cua, cau cua
cua tre » cua te, cuu tre, cua triet
ca dan » cac dan, ca dao

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang cao hoi. hieu ((vu nham) or (vu cham)) thuc ca dan dau cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang cao hoi. hieu ((vu nham) OR (vu cham)) thuc ca dan dau cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang cao hoi. hieu ((vu nham) or (vu cham)) thuc ca dan dau cua tre*.